dcrat | 98585e8fc301ec5becd9b995466c38981ac37102f917d52fba059261c4ae1647

Analysis

max time kernel
548s
max time network
599s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-01-2025 14:26

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General

Target

NURSULTAN.exe
Size

2.1MB
MD5

fd2d8d7d53e2bdd90497bb9b83d7f909
SHA1

df1750dd2309196a3595f6bc6c99386e562276c0
SHA256

98585e8fc301ec5becd9b995466c38981ac37102f917d52fba059261c4ae1647
SHA512

fbe80cc5f0c3c6d914cc02c27c99f993719399da04302397c6254d623437a2580b82694a33c597d5a761f6d47996ed30bd468da44607e792e7542955b6378160
SSDEEP

49152:lmqBYFzxwN2mF2mDY+FYFO954TOAghwA3fwQmJnc2+WAIZs0:cG2zxQD1mwAW/PFmpchWFB

Score

10^/10

dcrat discovery execution infostealer persistence rat

Malware Config

Signatures

DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
rat infostealer dcrat
Dcrat family
dcrat

Modifies WinLogon for persistence 2 TTPs 6 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\Crashpad\\attachments\\RuntimeBroker.exe\", \"C:\\Recovery\\WindowsRE\\RuntimeBroker.exe\", \"C:\\Program Files\\MSBuild\\SearchApp.exe\""	wGBgyBukVQ.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\Crashpad\\attachments\\RuntimeBroker.exe\", \"C:\\Recovery\\WindowsRE\\RuntimeBroker.exe\", \"C:\\Program Files\\MSBuild\\SearchApp.exe\", \"C:\\Program Files\\Windows NT\\TableTextService\\explorer.exe\""	wGBgyBukVQ.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\Crashpad\\attachments\\RuntimeBroker.exe\", \"C:\\Recovery\\WindowsRE\\RuntimeBroker.exe\", \"C:\\Program Files\\MSBuild\\SearchApp.exe\", \"C:\\Program Files\\Windows NT\\TableTextService\\explorer.exe\", \"C:\\Program Files\\Windows Media Player\\Media Renderer\\System.exe\""	wGBgyBukVQ.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\Crashpad\\attachments\\RuntimeBroker.exe\", \"C:\\Recovery\\WindowsRE\\RuntimeBroker.exe\", \"C:\\Program Files\\MSBuild\\SearchApp.exe\", \"C:\\Program Files\\Windows NT\\TableTextService\\explorer.exe\", \"C:\\Program Files\\Windows Media Player\\Media Renderer\\System.exe\", \"C:\\Users\\Admin\\AppData\\Roaming\\wGBgyBukVQ.exe\""	wGBgyBukVQ.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\Crashpad\\attachments\\RuntimeBroker.exe\""	wGBgyBukVQ.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\Crashpad\\attachments\\RuntimeBroker.exe\", \"C:\\Recovery\\WindowsRE\\RuntimeBroker.exe\""	wGBgyBukVQ.exe

Process spawned unexpected child process 18 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1708	4652	schtasks.exe	92
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4976	4652	schtasks.exe	92
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4600	4652	schtasks.exe	92
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1688	4652	schtasks.exe	92
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3404	4652	schtasks.exe	92
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2208	4652	schtasks.exe	92
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3800	4652	schtasks.exe	92
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4068	4652	schtasks.exe	92
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2280	4652	schtasks.exe	92
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3024	4652	schtasks.exe	92
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2808	4652	schtasks.exe	92
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1728	4652	schtasks.exe	92
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	404	4652	schtasks.exe	92
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4788	4652	schtasks.exe	92
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3180	4652	schtasks.exe	92
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	948	4652	schtasks.exe	92
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4644	4652	schtasks.exe	92
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4636	4652	schtasks.exe	92

Command and Scripting Interpreter: PowerShell 1 TTPs 6 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
3972	powershell.exe
4452	powershell.exe
3328	powershell.exe
3552	powershell.exe
768	powershell.exe
1848	powershell.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	NURSULTAN.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	wGBgyBukVQ.exe

Executes dropped EXE 4 IoCs

pid	Process
4436	j8tgFzwbmI.exe
1384	wGBgyBukVQ.exe
3788	SearchApp.exe
2428	SearchApp.exe

Adds Run key to start application 2 TTPs 12 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System = "\"C:\\Program Files\\Windows Media Player\\Media Renderer\\System.exe\""	wGBgyBukVQ.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System = "\"C:\\Program Files\\Windows Media Player\\Media Renderer\\System.exe\""	wGBgyBukVQ.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\Program Files\\Crashpad\\attachments\\RuntimeBroker.exe\""	wGBgyBukVQ.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SearchApp = "\"C:\\Program Files\\MSBuild\\SearchApp.exe\""	wGBgyBukVQ.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\explorer = "\"C:\\Program Files\\Windows NT\\TableTextService\\explorer.exe\""	wGBgyBukVQ.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\explorer = "\"C:\\Program Files\\Windows NT\\TableTextService\\explorer.exe\""	wGBgyBukVQ.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wGBgyBukVQ = "\"C:\\Users\\Admin\\AppData\\Roaming\\wGBgyBukVQ.exe\""	wGBgyBukVQ.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wGBgyBukVQ = "\"C:\\Users\\Admin\\AppData\\Roaming\\wGBgyBukVQ.exe\""	wGBgyBukVQ.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\Program Files\\Crashpad\\attachments\\RuntimeBroker.exe\""	wGBgyBukVQ.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\Recovery\\WindowsRE\\RuntimeBroker.exe\""	wGBgyBukVQ.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\Recovery\\WindowsRE\\RuntimeBroker.exe\""	wGBgyBukVQ.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SearchApp = "\"C:\\Program Files\\MSBuild\\SearchApp.exe\""	wGBgyBukVQ.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	\??\c:\Windows\System32\CSC3AD48ADE8C24C0494539BD51693B25.TMP	csc.exe
File created	\??\c:\Windows\System32\lhkpi-.exe	csc.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4148 set thread context of 1644	4148	NURSULTAN.exe	85

Drops file in Program Files directory 9 IoCs

description	ioc	Process
File created	C:\Program Files\Windows Media Player\Media Renderer\System.exe	wGBgyBukVQ.exe
File created	C:\Program Files\Windows Media Player\Media Renderer\27d1bcfc3c54e0	wGBgyBukVQ.exe
File created	C:\Program Files\Windows NT\TableTextService\explorer.exe	wGBgyBukVQ.exe
File created	C:\Program Files\Windows NT\TableTextService\7a0fd90576e088	wGBgyBukVQ.exe
File created	C:\Program Files\MSBuild\38384e6a620884	wGBgyBukVQ.exe
File opened for modification	C:\Program Files\Windows Media Player\Media Renderer\System.exe	wGBgyBukVQ.exe
File created	C:\Program Files\MSBuild\SearchApp.exe	wGBgyBukVQ.exe
File created	C:\Program Files\Crashpad\attachments\RuntimeBroker.exe	wGBgyBukVQ.exe
File created	C:\Program Files\Crashpad\attachments\9e8d7a4ca61bd9	wGBgyBukVQ.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4848	4148	WerFault.exe	81

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NURSULTAN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NURSULTAN.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4684	PING.EXE

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000_Classes\Local Settings	wGBgyBukVQ.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4684	PING.EXE

Scheduled Task/Job: Scheduled Task 1 TTPs 18 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
4976	schtasks.exe
2280	schtasks.exe
4636	schtasks.exe
4600	schtasks.exe
2208	schtasks.exe
3800	schtasks.exe
1728	schtasks.exe
4644	schtasks.exe
1688	schtasks.exe
3404	schtasks.exe
2808	schtasks.exe
404	schtasks.exe
4788	schtasks.exe
948	schtasks.exe
1708	schtasks.exe
4068	schtasks.exe
3024	schtasks.exe
3180	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
1384	wGBgyBukVQ.exe
3552	powershell.exe
4452	powershell.exe
3328	powershell.exe
3972	powershell.exe
1848	powershell.exe
4452	powershell.exe
3328	powershell.exe
768	powershell.exe
3552	powershell.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3788	SearchApp.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	1384	wGBgyBukVQ.exe
Token: SeDebugPrivilege	3552	powershell.exe
Token: SeDebugPrivilege	4452	powershell.exe
Token: SeDebugPrivilege	3328	powershell.exe
Token: SeDebugPrivilege	3972	powershell.exe
Token: SeDebugPrivilege	1848	powershell.exe
Token: SeDebugPrivilege	768	powershell.exe
Token: SeDebugPrivilege	3788	SearchApp.exe
Token: SeDebugPrivilege	2428	SearchApp.exe

Suspicious use of WriteProcessMemory 44 IoCs

description	pid	Process	procid_target
PID 4148 wrote to memory of 3684	4148	NURSULTAN.exe	83
PID 4148 wrote to memory of 3684	4148	NURSULTAN.exe	83
PID 4148 wrote to memory of 3684	4148	NURSULTAN.exe	83
PID 4148 wrote to memory of 4052	4148	NURSULTAN.exe	84
PID 4148 wrote to memory of 4052	4148	NURSULTAN.exe	84
PID 4148 wrote to memory of 4052	4148	NURSULTAN.exe	84
PID 4148 wrote to memory of 1644	4148	NURSULTAN.exe	85
PID 4148 wrote to memory of 1644	4148	NURSULTAN.exe	85
PID 4148 wrote to memory of 1644	4148	NURSULTAN.exe	85
PID 4148 wrote to memory of 1644	4148	NURSULTAN.exe	85
PID 4148 wrote to memory of 1644	4148	NURSULTAN.exe	85
PID 4148 wrote to memory of 1644	4148	NURSULTAN.exe	85
PID 4148 wrote to memory of 1644	4148	NURSULTAN.exe	85
PID 4148 wrote to memory of 1644	4148	NURSULTAN.exe	85
PID 4148 wrote to memory of 1644	4148	NURSULTAN.exe	85
PID 4148 wrote to memory of 1644	4148	NURSULTAN.exe	85
PID 1644 wrote to memory of 4436	1644	NURSULTAN.exe	89
PID 1644 wrote to memory of 4436	1644	NURSULTAN.exe	89
PID 1644 wrote to memory of 1384	1644	NURSULTAN.exe	91
PID 1644 wrote to memory of 1384	1644	NURSULTAN.exe	91
PID 1384 wrote to memory of 4320	1384	wGBgyBukVQ.exe	96
PID 1384 wrote to memory of 4320	1384	wGBgyBukVQ.exe	96
PID 4320 wrote to memory of 4500	4320	csc.exe	98
PID 4320 wrote to memory of 4500	4320	csc.exe	98
PID 1384 wrote to memory of 768	1384	wGBgyBukVQ.exe	114
PID 1384 wrote to memory of 768	1384	wGBgyBukVQ.exe	114
PID 1384 wrote to memory of 4452	1384	wGBgyBukVQ.exe	115
PID 1384 wrote to memory of 4452	1384	wGBgyBukVQ.exe	115
PID 1384 wrote to memory of 3972	1384	wGBgyBukVQ.exe	116
PID 1384 wrote to memory of 3972	1384	wGBgyBukVQ.exe	116
PID 1384 wrote to memory of 1848	1384	wGBgyBukVQ.exe	117
PID 1384 wrote to memory of 1848	1384	wGBgyBukVQ.exe	117
PID 1384 wrote to memory of 3328	1384	wGBgyBukVQ.exe	118
PID 1384 wrote to memory of 3328	1384	wGBgyBukVQ.exe	118
PID 1384 wrote to memory of 3552	1384	wGBgyBukVQ.exe	119
PID 1384 wrote to memory of 3552	1384	wGBgyBukVQ.exe	119
PID 1384 wrote to memory of 4956	1384	wGBgyBukVQ.exe	126
PID 1384 wrote to memory of 4956	1384	wGBgyBukVQ.exe	126
PID 4956 wrote to memory of 1308	4956	cmd.exe	128
PID 4956 wrote to memory of 1308	4956	cmd.exe	128
PID 4956 wrote to memory of 4684	4956	cmd.exe	129
PID 4956 wrote to memory of 4684	4956	cmd.exe	129
PID 4956 wrote to memory of 3788	4956	cmd.exe	134
PID 4956 wrote to memory of 3788	4956	cmd.exe	134

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\NURSULTAN.exe
"C:\Users\Admin\AppData\Local\Temp\NURSULTAN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4148
- C:\Users\Admin\AppData\Local\Temp\NURSULTAN.exe
  "C:\Users\Admin\AppData\Local\Temp\NURSULTAN.exe"
  2⤵
  PID:3684
- C:\Users\Admin\AppData\Local\Temp\NURSULTAN.exe
  "C:\Users\Admin\AppData\Local\Temp\NURSULTAN.exe"
  2⤵
  PID:4052
- C:\Users\Admin\AppData\Local\Temp\NURSULTAN.exe
  "C:\Users\Admin\AppData\Local\Temp\NURSULTAN.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1644
- - C:\Users\Admin\AppData\Roaming\j8tgFzwbmI.exe
    "C:\Users\Admin\AppData\Roaming\j8tgFzwbmI.exe"
    3⤵
    - Executes dropped EXE
    PID:4436
- - C:\Users\Admin\AppData\Roaming\wGBgyBukVQ.exe
    "C:\Users\Admin\AppData\Roaming\wGBgyBukVQ.exe"
    3⤵
    - Modifies WinLogon for persistence
    - Checks computer location settings
    - Executes dropped EXE
    - Adds Run key to start application
    - Drops file in Program Files directory
    - Modifies registry class
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1384
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\exjz4ep0\exjz4ep0.cmdline"
      4⤵
      Drops file in System32 directory
      Suspicious use of WriteProcessMemory
      PID:4320
    - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
        
        C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES9673.tmp" "c:\Windows\System32\CSC3AD48ADE8C24C0494539BD51693B25.TMP"
        5⤵
        
        PID:4500
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\Crashpad\attachments\RuntimeBroker.exe'
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:768
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Recovery\WindowsRE\RuntimeBroker.exe'
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4452
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\MSBuild\SearchApp.exe'
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3972
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\Windows NT\TableTextService\explorer.exe'
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1848
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\Windows Media Player\Media Renderer\System.exe'
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3328
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\wGBgyBukVQ.exe'
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3552
  - - C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\BSNp1sW5pR.bat"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:4956
    - - C:\Windows\system32\chcp.com
        
        chcp 65001
        5⤵
        
        PID:1308
    - - C:\Windows\system32\PING.EXE
        
        ping -n 10 localhost
        5⤵
        System Network Configuration Discovery: Internet Connection Discovery
        Runs ping.exe
        
        PID:4684
    - - C:\Program Files\MSBuild\SearchApp.exe
        
        "C:\Program Files\MSBuild\SearchApp.exe"
        5⤵
        Executes dropped EXE
        Suspicious behavior: GetForegroundWindowSpam
        Suspicious use of AdjustPrivilegeToken
        
        PID:3788
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4148 -s 804
  2⤵
  - Program crash
  PID:4848

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4148 -ip 4148
1⤵
PID:2516

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 12 /tr "'C:\Program Files\Crashpad\attachments\RuntimeBroker.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1708

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Program Files\Crashpad\attachments\RuntimeBroker.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4976

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 10 /tr "'C:\Program Files\Crashpad\attachments\RuntimeBroker.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4600

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 8 /tr "'C:\Recovery\WindowsRE\RuntimeBroker.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1688

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\RuntimeBroker.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3404

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 10 /tr "'C:\Recovery\WindowsRE\RuntimeBroker.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2208

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SearchAppS" /sc MINUTE /mo 5 /tr "'C:\Program Files\MSBuild\SearchApp.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3800

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SearchApp" /sc ONLOGON /tr "'C:\Program Files\MSBuild\SearchApp.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4068

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SearchAppS" /sc MINUTE /mo 9 /tr "'C:\Program Files\MSBuild\SearchApp.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2280

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorere" /sc MINUTE /mo 9 /tr "'C:\Program Files\Windows NT\TableTextService\explorer.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3024

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorer" /sc ONLOGON /tr "'C:\Program Files\Windows NT\TableTextService\explorer.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2808

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorere" /sc MINUTE /mo 11 /tr "'C:\Program Files\Windows NT\TableTextService\explorer.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1728

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 6 /tr "'C:\Program Files\Windows Media Player\Media Renderer\System.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:404

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\Program Files\Windows Media Player\Media Renderer\System.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4788

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 10 /tr "'C:\Program Files\Windows Media Player\Media Renderer\System.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3180

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wGBgyBukVQw" /sc MINUTE /mo 9 /tr "'C:\Users\Admin\AppData\Roaming\wGBgyBukVQ.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:948

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wGBgyBukVQ" /sc ONLOGON /tr "'C:\Users\Admin\AppData\Roaming\wGBgyBukVQ.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4644

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wGBgyBukVQw" /sc MINUTE /mo 12 /tr "'C:\Users\Admin\AppData\Roaming\wGBgyBukVQ.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4636

C:\Program Files\MSBuild\SearchApp.exe
"C:\Program Files\MSBuild\SearchApp.exe"
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2428

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
750e4be22a6fdadd7778a388198a9ee3

SHA1
8feb2054d8a3767833dd972535df54f0c3ab6648

SHA256
26209c196c9c45202d27468ea707b2b46f375bb612d50271924a28f9210df6a1

SHA512
b0415087dfc32908b449b876b395a607698b0f7b72031916b6fe7c002e4b163ba318b7e85c8ce41f007429e666974c04967bc14345e3f4614e34d94f5c8ae804

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
62623d22bd9e037191765d5083ce16a3

SHA1
4a07da6872672f715a4780513d95ed8ddeefd259

SHA256
95d79fd575bbd21540e378fcbc1cd00d16f51af62ce15bae7080bb72c24e2010

SHA512
9a448b7a0d867466c2ea04ab84d2a9485d5fd20ab53b2b854f491831ee3f1d781b94d2635f7b0b35cb9f2d373cd52c67570879a56a42ed66bc9db06962ed4992

Download Submit
C:\Users\Admin\AppData\Local\Temp\BSNp1sW5pR.bat

Filesize
166B

MD5
e34e18ed8c524694361b5faa9f23e505

SHA1
05989711ed142d989bf6da02e5ab6d2872621412

SHA256
95c778ab98721c3d52d62bd1397a2683c8e01f56e317b658057280470a8a06a4

SHA512
afd0a4dcfaa47987fd529d67b92c0c149220878cab26259e58e112a48f392f1c6a4fa5a88f85fb10a24c42ad83e3b1a02228f32158ee711e08cb5bf4a415c525

Download Submit
C:\Users\Admin\AppData\Local\Temp\RES9673.tmp

Filesize
1KB

MD5
21e7758914e61134bfbc51aa9d7c62e9

SHA1
951cf2df7cdb684f55055e5bf63f203121fd5f04

SHA256
40070dedcd24ffd38cef99a30c006aa7cfbdd95d4e4348bef3d8f25ea8e65a4c

SHA512
7625ff5ac43f4129b7d604874c2e5984835c8a9113d890963f3de2d365bc66ba3509bf3b643cdcf32980fed17cec6d276154bd7be8709d087c151447c3741501

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wwxh5oji.lmq.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\j8tgFzwbmI.exe

Filesize
18KB

MD5
f3edff85de5fd002692d54a04bcb1c09

SHA1
4c844c5b0ee7cb230c9c28290d079143e00cb216

SHA256
caf29650446db3842e1c1e8e5e1bafadaf90fc82c5c37b9e2c75a089b7476131

SHA512
531d920e2567f58e8169afc786637c1a0f7b9b5c27b27b5f0eddbfc3e00cecd7bea597e34061d836647c5f8c7757f2fe02952a9793344e21b39ddd4bf7985f9d

Download Submit
C:\Users\Admin\AppData\Roaming\wGBgyBukVQ.exe

Filesize
1.8MB

MD5
c3a59b9df64f75bb34d4a18a59f1a9d1

SHA1
93066e297fe1be0c228e40078443670d655b743d

SHA256
a4e26cfb8ec5fd1e36f33d02f196f711bcedb06baa02b6b50e1c588845d948dc

SHA512
d39fb4e7202c9e31abc1f4802f9b29a0db4d53d636bae7f5051ff64d082ed668a7f45cf8d22728cc8ed7dc785efb603e89b5cecb24fa92c7ac5d395282f6d307

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\exjz4ep0\exjz4ep0.0.cs

Filesize
387B

MD5
95bc52becb3f13397f9d1e3c3e4d3964

SHA1
40ad8d7f7cc452eef49839a78fc8303b7f7ca3d9

SHA256
6a52a699b046b1ec190b6f58dc3d2f83316048f78e0c22afb8ca49104edca578

SHA512
4a5145f3ccd13595be37bbf9cfb0b9cc33c7fba2371e1f1076ea93f844a27f5f76faf981c958d9ffdc0b2ef8572b030709ddc3a729db1ff7b8b8f16e19dfe543

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\exjz4ep0\exjz4ep0.cmdline

Filesize
235B

MD5
cc0f9e11d079d284d22c4ca28dd17912

SHA1
24b34131eab34c8805ceed1fa26dd9abff1eb59b

SHA256
d24ca017a638fd750283791b92718e08e1f97cf82f8df695893aae180c25f7a6

SHA512
5587a33d0680a4fea61ec082cf57a2be5cd8ebaa2282b55be3b9402ff642108e5818771739d51d9c56e3db5f083d705ace9981f46780c067c9921871a44c04ea

Download Submit
\??\c:\Windows\System32\CSC3AD48ADE8C24C0494539BD51693B25.TMP

Filesize
1KB

MD5
75e32610d8ef6143201c7c28465fcda9

SHA1
b2bae99fade2dda07aecbe1659d184be0fc4e7a6

SHA256
97ee1cac3965d9cc55a60f20206f384719431f19ac96bdc52b93a98de51a639b

SHA512
b303fb99586efd19a08223ba93472fa6d33fcf9198bbf42fb16ba61001db59e5fd5835ea7696ed34e4004d23fa60697e724e6085d1269d788204bf95dfe46abc

Download Submit
memory/1384-51-0x00007FFDBF260000-0x00007FFDBFD21000-memory.dmp

Filesize
10.8MB

Download
memory/1384-45-0x00007FFDBF260000-0x00007FFDBFD21000-memory.dmp

Filesize
10.8MB

Download
memory/1384-50-0x0000000002EE0000-0x0000000002EEC000-memory.dmp

Filesize
48KB

Download
memory/1384-35-0x00007FFDBF263000-0x00007FFDBF265000-memory.dmp

Filesize
8KB

Download
memory/1384-36-0x0000000000B30000-0x0000000000D0A000-memory.dmp

Filesize
1.9MB

Download
memory/1384-37-0x00007FFDBF260000-0x00007FFDBFD21000-memory.dmp

Filesize
10.8MB

Download
memory/1384-38-0x00007FFDBF260000-0x00007FFDBFD21000-memory.dmp

Filesize
10.8MB

Download
memory/1384-39-0x00007FFDBF260000-0x00007FFDBFD21000-memory.dmp

Filesize
10.8MB

Download
memory/1384-42-0x00007FFDBF260000-0x00007FFDBFD21000-memory.dmp

Filesize
10.8MB

Download
memory/1384-41-0x0000000002ED0000-0x0000000002EDE000-memory.dmp

Filesize
56KB

Download
memory/1384-44-0x000000001B830000-0x000000001B84C000-memory.dmp

Filesize
112KB

Download
memory/1384-46-0x000000001BD00000-0x000000001BD50000-memory.dmp

Filesize
320KB

Download
memory/1384-48-0x000000001B850000-0x000000001B868000-memory.dmp

Filesize
96KB

Download
memory/1384-109-0x00007FFDBF260000-0x00007FFDBFD21000-memory.dmp

Filesize
10.8MB

Download
memory/1384-66-0x00007FFDBF260000-0x00007FFDBFD21000-memory.dmp

Filesize
10.8MB

Download
memory/1384-53-0x00007FFDBF260000-0x00007FFDBFD21000-memory.dmp

Filesize
10.8MB

Download
memory/1384-65-0x00007FFDBF260000-0x00007FFDBFD21000-memory.dmp

Filesize
10.8MB

Download
memory/1384-64-0x00007FFDBF260000-0x00007FFDBFD21000-memory.dmp

Filesize
10.8MB

Download
memory/1644-31-0x0000000000400000-0x000000000060C000-memory.dmp

Filesize
2.0MB

Download
memory/1644-34-0x0000000000400000-0x000000000060C000-memory.dmp

Filesize
2.0MB

Download
memory/1644-4-0x0000000000400000-0x000000000060C000-memory.dmp

Filesize
2.0MB

Download
memory/1644-9-0x0000000000400000-0x000000000060C000-memory.dmp

Filesize
2.0MB

Download
memory/1644-7-0x0000000000400000-0x000000000060C000-memory.dmp

Filesize
2.0MB

Download
memory/1644-5-0x0000000000400000-0x000000000060C000-memory.dmp

Filesize
2.0MB

Download
memory/1644-6-0x0000000000400000-0x000000000060C000-memory.dmp

Filesize
2.0MB

Download
memory/3788-162-0x000000001BBC0000-0x000000001BC1A000-memory.dmp

Filesize
360KB

Download
memory/4148-8-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/4148-2-0x0000000005480000-0x0000000005A24000-memory.dmp

Filesize
5.6MB

Download
memory/4148-1-0x0000000000510000-0x000000000072A000-memory.dmp

Filesize
2.1MB

Download
memory/4148-0-0x000000007464E000-0x000000007464F000-memory.dmp

Filesize
4KB

Download
memory/4452-100-0x0000025D6FF60000-0x0000025D6FF82000-memory.dmp

Filesize
136KB

Download